Rock Identifier
Blue Lace Agate (Chalcedony (SiO2)) — gemstone
gemstone

Blue Lace Agate

Chalcedony (SiO2)

AI-generated identification · may be incorrect

Hardness of 6.5 to 7 on the Mohs scale, pale blue and white banded color, waxy to vitreous luster, microcrystalline quartz structure, and conchoidal fracture.

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Physical properties

Hardness of 6.5 to 7 on the Mohs scale, pale blue and white banded color, waxy to vitreous luster, microcrystalline quartz structure, and conchoidal fracture.

Formation & geological history

Formed in hydrothermal veins and cavities within volcanic rocks, typically through the deposition of silica-rich solutions over millions of years.

Uses & applications

Widely used in ornamental jewelry, carvings, and as a popular collectible gemstone.

Geological facts

Blue lace agate is prized for its delicate, lace-like banding patterns and is considered a soothing stone in crystal healing.

Field identification & locations

Easily identified by its distinctive sky-blue and white wavy bands; commonly sourced from Namibia, South Africa, and Romania.